/Engine/Source/Runtime/Engine/Classes/Animation/AnimBlueprint.h
Returns the parent anim blueprint for a given blueprint (if it is inherited from another anim blueprint, returning null if only native / non-anim BP classes are it's parent)
static [UAnimBlueprint](API\Runtime\Engine\Animation\UAnimBlueprint) * GetParentAnimBlueprint ( const [UAnimBlueprint](API\Runtime\Engine\Animation\UAnimBlueprint) * DerivedBlueprint )